/*
 * Copyright © 2012 The Feign Authors (feign@commonhaus.dev)
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package feign;

import static feign.assertj.MockWebServerAssertions.assertThat;
import static org.assertj.core.api.Assertions.assertThat;
import static org.junit.jupiter.api.Assertions.assertNotNull;

import feign.FeignBuilderTest.TestInterface;
import feign.codec.Decoder;
import feign.codec.Encoder;
import java.io.IOException;
import okhttp3.mockwebserver.MockResponse;
import okhttp3.mockwebserver.MockWebServer;
import org.junit.jupiter.api.AfterEach;
import org.junit.jupiter.api.Test;

public class MethodMetadataPresenceTest {

  public final MockWebServer server = new MockWebServer();

  @Test
  void client() throws Exception {
    server.enqueue(new MockResponse().setBody("response data"));

    final String url = "http://localhost:" + server.getPort();
    final TestInterface api =
        Feign.builder()
            .client(
                (request, options) -> {
                  assertNotNull(request.requestTemplate());
                  assertNotNull(request.requestTemplate().methodMetadata());
                  assertNotNull(request.requestTemplate().feignTarget());
                  return new Client.Default(null, null).execute(request, options);
                })
            .target(TestInterface.class, url);

    final Response response = api.codecPost("request data");
    assertThat(Util.toString(response.body().asReader(Util.UTF_8))).isEqualTo("response data");

    assertThat(server.takeRequest()).hasBody("request data");
  }

  @Test
  void encoder() throws Exception {
    server.enqueue(new MockResponse().setBody("response data"));

    final String url = "http://localhost:" + server.getPort();
    final TestInterface api =
        Feign.builder()
            .encoder(
                (object, bodyType, template) -> {
                  assertNotNull(template);
                  assertNotNull(template.methodMetadata());
                  assertNotNull(template.feignTarget());
                  new Encoder.Default().encode(object, bodyType, template);
                })
            .target(TestInterface.class, url);

    final Response response = api.codecPost("request data");
    assertThat(Util.toString(response.body().asReader(Util.UTF_8))).isEqualTo("response data");

    assertThat(server.takeRequest()).hasBody("request data");
  }

  @Test
  void decoder() throws Exception {
    server.enqueue(new MockResponse().setBody("response data"));

    final String url = "http://localhost:" + server.getPort();
    final TestInterface api =
        Feign.builder()
            .decoder(
                (response, type) -> {
                  final RequestTemplate template = response.request().requestTemplate();
                  assertNotNull(template);
                  assertNotNull(template.methodMetadata());
                  assertNotNull(template.feignTarget());
                  return new Decoder.Default().decode(response, type);
                })
            .target(TestInterface.class, url);

    final Response response = api.codecPost("request data");
    assertThat(Util.toString(response.body().asReader(Util.UTF_8))).isEqualTo("response data");

    assertThat(server.takeRequest()).hasBody("request data");
  }

  @AfterEach
  void afterEachTest() throws IOException {
    server.close();
  }
}
